Recent activity by MarlaColes2

1 answer 19 views

How does the route of drug administration (e.g. oral, intravenous, subcutaneous, etc.) affect the pharmacokinetics of a particular drug in the human body?

asked 1 day ago in Medicinal Chemistry

1 answer 15 views

How does the reaction rate affect the profitability of an industrial chemical process? What are the strategies that can be used to maximize the profitability of the process while maintaining a high reaction rate?

asked 3 days ago in Chemical kinetics

1 answer 16 views

What is the quantum yield of a photochemical reaction in which 50% of the absorbed photons lead to the formation of the product? How does it differ from the quantum efficiency of the reaction and how can it be experimentally determined?

answered 3 days ago in Physical Chemistry

1 answer 29 views

How does the choice of exchange-correlation functional affect the accuracy of density functional theory calculations on the catalytic reaction mechanism?

answered Feb 18 in Computational Chemistry

1 answer 7 views

How does the chemical structure and composition of polymer-based packaging materials affect their biodegradability and environmental impact?

asked Feb 18 in Polymer Chemistry

1 answer 22 views

What is the bond enthalpy of a carbon-hydrogen (C-H) bond in methane (CH4), given that the energy required to break a mole of C-H bonds in methane is 413 kJ/mol?

answered Feb 18 in Chemical bonding

1 answer 34 views

How does the absorption spectra of a molecule change with changes in its geometrical configuration? Use quantum chemical calculations to predict and explain the changes in the excited states of the molecule when its structure is altered.

answered Feb 17 in Computational Chemistry

1 answer 9 views

What factors contribute to the enhancement of Raman signals in Surface-enhanced Raman spectroscopy (SERS) and how can they be optimized to obtain the highest possible signal enhancement?

asked Feb 17 in Surface Chemistry

1 answer 33 views

How does the SERS intensity depend on the distance between the nanoparticle and the analyte molecule? Investigate the effect of varying the nanoparticle size and analyte molecule on the SERS signal intensity.

asked Feb 17 in Surface Chemistry

1 answer 34 views

How do metal ions in metalloenzymes and metalloproteins interact with the protein structure in order to achieve their enzymatic function?

asked Feb 13 in Coordination Chemistry

1 answer 38 views

What will be the effect on the equilibrium concentration of product and reactant if we increase the temperature of the system in a reversible exothermic reaction?

answered Feb 13 in Chemical equilibrium

1 answer 46 views

Using Crystal Field Theory, explain the color difference between [Fe(H2O)6]2+ and [Fe(CN)6]4- complexes and their corresponding absorption spectra.

answered Feb 12 in Coordination Chemistry

1 answer 37 views

How does the coordination chemistry of metalloproteins and enzymes contribute to their biological function? Provide examples of specific metalloproteins and enzymes and explain the roles of the metal ions in their catalytic activity.

asked Feb 12 in Coordination Chemistry

1 answer 49 views

How can the synthesis and characterization of new materials be optimized to increase the efficiency and durability of fuel cell technology? Specifically, what properties of new materials can be tailored to enhance their performance in fuel cells, and how can these properties be accurately measured and characterized?

asked Feb 11 in Materials Chemistry

1 answer 46 views

How can the synthesis and characterization of new materials be optimized to improve the efficacy and safety of drug delivery systems?

asked Feb 11 in Materials Chemistry

1 answer 8 views

How can the density functional theory be used to calculate the energy required to adsorb a specific gas molecule onto a metal surface, and how can these calculations help in designing more efficient catalysts?

asked Feb 6 in Computational Chemistry

1 answer 38 views

How can limited exposure to current research in chemistry impact a student's understanding of the subject and hinder their ability to apply it in practical settings?

answered Feb 6 in Chemical education

1 answer 35 views

How can computational chemistry and molecular modeling methods be used to predict the properties of a new drug molecule, such as its solubility, stability, and effectiveness in treating a specific disease? Specifically, how do molecular optimization techniques like ligand docking and quantum chemical calculations aid in the design and development of safe and efficacious drugs?

asked Feb 5 in Physical Chemistry

1 answer 39 views

How can chemistry teachers provide adequate support for students with learning disabilities to ensure they have equal opportunities to learn and succeed in chemistry lessons?

answered Feb 5 in Chemical education

1 answer 34 views

How can supramolecular chemistry be applied in the development of new drug delivery systems to improve the targeted delivery of medications and reduce their side effects? What are the main challenges in designing and synthesizing such systems, and how can self-assembly be used to overcome them? What are some examples of successful supramolecular drug delivery systems, and how have they advanced the field of medicine?

answered Feb 5 in Physical Chemistry

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